How to determine leap year in python

Ordinary leap year: divisible by 4, not divisible by 100
Century leap year: divisible by 400
Number of days in leap year: 366 days
January to December are 31 days, 29 days, 31 days respectively , 30 days, 31 days, 30 days, 31 days, 31 days, 30 days, 31 days, 30 days, 31 days

# Ordinary leap year
year = year%4
# Century leap year
year = year@0

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years = int(input("请输入查询的年份： "))
if (years % 4 == 0 and years % 100 != 0) or (years % 400 == 0):
    print(years, "是闰年")
else:
    print(years, "不是闰年")

Execute the above code The output is:

请输入查询的年份： 2019
2019 不是闰年
请输入查询的年份： 2020
2020 是闰年

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